iOS 7 beta 2 contains many bug fixes and improvements over the iOS 7 beta 1, which was full of bugs. The previous version supported only the iPhone and iPod Touch, but this version now supports the iPad and iPad mini too.

iOS for iPad – iOS 7 beta 2(Source – 9to5mac.com)

Like the previous beta versions, iOS 7 beta 2 is available for download for developers only and requires you to have a paid developer account.